The 20 inch fat bike kit combines the full E-bike technology: direct drive Brushless Gearless high torque hub Motor to change almost every bicycle into a personal electric bike. Save energy, protect environment and save money with a lot of fun. Saving 10% of electricity, Improve the efficiency of 8% With The Newest Materials Steel Rotor.
This 20 inch fat motor kit can work with a 48V or 52V battery.

Main Features:
>. Rim: 20 × 3 inch double wall Alloy (Rim Fit For: 20 × 4.00" tire)
>. Spoke: 12 gauge / 72mm Length × 36 pcs

>. Engine: Bldc hub motor
>>. Voltage: 48V / 52V
>>. Power: 2000W
>>. Efficiency: 90.5%
>>. Max speed: 69.9kmh -- 43.0mph Default (Optional other speed: 35mph or 25mph,15mph...)
>>. Mechanical brake: Disk or  V
>>. Sprocket: Freewheel or Cassette
>>. Cable location: shaft end, LEFT
>>. Cable length:100cm / 40" 
>>. Rear frame fork / Install: spacing of 170mm or 190mm
>>. Noise: < 60 db
>>. Surface: Black painted

>. Driver: brushless controller
>>. MOSFET: 18 PCS
>>. With LCD: YES
>>. Rated Voltage: DC 48 / 52 Volts
>>. Min. Voltage: DC 40 ± 0.5 V
>>. Rated power: 2000 Watts
>>. Casing material: aluminium
>>. Maximum Current: 45 A ± 1 Amps
>>. Thermal: aluminum shell and the substrate
>>. 3 phase 120° brushless motor
>>. Operating Conditions: -20~45 °C
>>. Waterproof design
>>. Size: 155 mm L × 72 mm W × 38 mm H

With LCD, More Function:
* Cruise
* Forward & Backward (Optional)
* Kmh & mph (Optional)
* Throttle speeds ( 0 - 5 ) -- "0" is off throttle. "1" is the slowest. "5" is the fastest.
* Pedal assist speed ( 0 - 5 ) -- "0" is off pedal assist. "1 ~ 5" is the fastest. ONLY one max speed. If hope pedal with 5 kinds of max speeds, please choose the other controller of ours.
* ...

Package Content:
1 x 20 inch 48V / 52V 2000W rear hub motor wheel - 20 * 4.00 fat tire / snow / beach
1 x 48V / 52V 18-MOSFET motor controller
1 x LCD
1 x Twist throttle -- Cable length: 1500mm
 1 x Brake levers -- Cable length: 1500mm
1 x Three button switches ( control cruise... ) -- Cable length: 1500mm
1 x Pedal assist -- Cable length: 900mm

Net Weight: 11 kg
Package Size: 48cm L x 48cm W x 28cm H
Package Type: Cardboard Box 

Wire Diagram:	170mm Drw:	190mm Drw:

20 inch 48V 52V 2000W rear hub motor - Beach Snow Fat Tire bike conversion kit
$498